摘要: #include#include#include#include#includeusing namespace std;#define maxn 100000 + 10#define modu 1000000007#define INF 2000000000vector G[maxn], G2[ma... 阅读全文
posted @ 2014-05-04 20:33 贝尔摩德 阅读(161) 评论(0) 推荐(0) 编辑